[Swan] Tunnel Going Down

[Paul Wouters]

Set rekey=yes ?

Don't set lefsubnet if and as lefg
Don't set leftsoureip without a real leftsubnet


Sent from my iPhone

> On Oct 20, 2016, at 16:26, Banana Man <bananasgorilla16 at gmail.com> wrote:
> 
> Hi:
> I have a number of tunnels running well on a CentOS 7 machine with libreswan 3.15-5.el7_1. I added a new tunnel which I am having some issues with; the only real difference is that the new one is using ikev2. The config is:
> 
> conn demo
>     type=tunnel
>     authby=secret
> 
>     left=10.0.0.3
>     leftsubnet=10.0.0.3/255.255.255.255
>     leftnexthop=123.45.67.4
>     leftsourceip=10.0.0.3
> 
>     right=123.45.67.4
>     rightsubnet=2123.45.67.198/255.255.255.255
>     rightnexthop=10.0.0.3
>     rightsourceip=123.45.67.198
> 
>     ikev2=insist
>     ike=aes-sha1
>     ikelifetime=86400s
>     phase2alg=aes-256
>     salifetime=28800s
>     rekey=no
>     pfs=no
>     auto=start
> 
> The other side is, I think, a Cisco ASA. The tunnel has failed sporadically and I see the following output from ipsec status when this happens:
> 
> 000 #18146: "demo":500 STATE_PARENT_R1 (received v2I1, sent v2R1); EVENT_v2_RESPONDER_TIMEOUT in 77s; idle; import:respond to stranger
> 
> I couldn't find a lot of information on this error. Can anyone point out anything I can do here? Is there a way to automatically recover from an event like this? It works fine (for a while) with a --replace & --up.
> 
> Thanks,
> Bananas
> 
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